2012009090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{315857}}^1$

素因数の和:315891

約数の個数: 48

約数和(自身を含む): 4536984312

約数和(自身を除く): 2524975222

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 315857, 631714, 1579285, 2210999, 3158570, 4106141, 4421998, 8212282, 11054995, 15476993, 20530705, 22109990, 28742987, 30953986, 41061410, 57485974, 77384965, 143714935, 154769930, 201200909, 287429870, 402401818, 1006004545, 2012009090]

約数ペア:

[(1, 2012009090), (2, 1006004545), (5, 402401818), (7, 287429870), (10, 201200909), (13, 154769930), (14, 143714935), (26, 77384965), (35, 57485974), (49, 41061410), (65, 30953986), (70, 28742987), (91, 22109990), (98, 20530705), (130, 15476993), (182, 11054995), (245, 8212282), (455, 4421998), (490, 4106141), (637, 3158570), (910, 2210999), (1274, 1579285), (3185, 631714), (6370, 315857)]